Key SaaS Terms Explained

Essential terminology you need to understand SaaS news. Each term is explained in plain language with context for how it appears in current reporting.

ARR (Annual Recurring Revenue)

Yearly value of subscription revenue, normalized

Churn Rate

Percentage of customers who cancel their subscription in a period

PLG (Product-Led Growth)

Growth strategy where the product drives user acquisition

NRR (Net Revenue Retention)

Revenue kept from existing customers including expansions

Multi-Tenancy

Single software instance serving multiple customers with data isolation

Stay Informed

These terms appear frequently in SaaS reporting. Bookmark this page as a quick reference when reading our latest intelligence briefs.

Terms are sourced from stories that clear our classification pipeline at a minimum 35 percent relevance threshold. According to that methodology, reviewed July 2026, this follows multi-source corroboration standards recommended by journalism research bodies such as the Reuters Institute for the Study of Journalism.